class_docstr: Generic data structure representing a directed graph with multiple edges.
docstr: Get all edges between the two nodes represented by this key.
docstr_tok: ["Get","all","edges","between","the","two","nodes","represented","by","this","key","."]
code: def __getitem__(self, key: Tuple[KT, KT]) -> List[VT]:
      """Get all edges between the two nodes represented by this key."""
      return self._adjacency_dict[key[0]][key[1]]
  
file_path: metricflow/metricflow/model/graph.py
imports: from __future__ import annotations
  from typing import Dict, Generic, List, Tuple, TypeVar
label_desc: Use image node_id 2 for calling the MultiDiGraph obj's underlying member method code with example usage: obj.__getitem__(key) and returns: self